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This article uses a 480 ohm resistor load test . The oscilloscope X-axis 5MS/grid and Y-axis 5V/grid electrical parameter measuring instrument displays input voltage, current, power, and power factor...[Details]
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On September 24, Samsung officially released the industry's first 0.7μm pixel-level image sensor GH1. This image sensor can accommodate 43.7 million pixels in an ultra-small package size. Before this...[Details]
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1. System operating clock frequency
Before speeding up the system clock, let us first understand the working clock frequency on S3C2440, FCLK, HCLK, PCLK, among which FCLK mainly provides the wor...[Details]
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Smart cars, which rely heavily on the Internet, are becoming the next high-risk area for cybersecurity. When computers first entered thousands of households in my country, many computer security ex...[Details]
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It is reported that the safety of mines has always been a major issue of concern to the world. Applying 5G technology to mines, developing unmanned mining equipment, and realizing unmanned mines can ...[Details]
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On August 2, Jingsheng Mechanical & Electrical said in an investor survey that the current international trade frictions have little impact on the company. According to the company's 2018 annual repo...[Details]
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challenge: As fossil fuels are depleting and global energy demand continues to increase, we need to explore sustainable energy sources and manage them effectively. Singapore has no natural resources ...[Details]
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introduction
Liquid crystal displays are mainly composed of LCD (liquid crystal panel) and backlight. Because LCD itself does not emit light, it needs to use external light sources to...[Details]
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Operating modern factories and processing plants is technically complex. To achieve precise control of machinery and production processes, manufacturers need to adopt the latest series of sensors, ac...[Details]
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1. Introduction
The popularization and application of computer network technology has brought about earth-shaking changes in people's lives, and at the same time, a large amount of disorganized dat...[Details]
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With the rapid development of information technology, ARM technology solution architecture, as a 32-bit embedded microprocessor with low power consumption, high performance, and small size, has been ...[Details]
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How to Build a Personal Alarm
Component:
1/4W resistor R1 330K
1/4W resistor R2 100 turns
C1 10nF 63V or ceramic polyester capacitor
C2 100μF 25V electrolytic capacit...[Details]
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Introduction: RS485 transceivers are widely used when the communication distance is from tens of meters to thousands of meters. RS485 transceivers use balanced transmission and differential recept...[Details]
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The report shows that Tesla Powerpack is profitable and reducing grid costs. Image credit: Tesla
South Australia’s massive Tesla Powerpack battery array has recouped nearly 25 ...[Details]
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Output voltages
are decreasing, while voltage regulation requirements are becoming increasingly demanding. For designers, the right little tricks can make the task less difficult than i...[Details]
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